i recently purchased replacement lenses from Glintbay for my men's sunglasses and I couldn't be happier with my purchase... As a fashion-forward guy, I'm consistently looking for ways to update my wardrobe, and these replacement lenses did just that. The lenses were easy to install and fit seamlessly into my frames. As my tests showed the lenses give great color clarity and are perfect for sunny days. However, I do wish the pack came with more than two lenses. Overall, I would highly recommend this product to anyone looking for a simple but impactful upgrade to their men's fashion accessories collection..